Non Vented Infusion Set is rigid plastic spike engineered for smooth puncture & leak free operation. The Non Vented Infusion Set has transparent soft drip chamber made from medical grade poly vinyl chloride compound for ease of monitoring drop rate and priming. The Non Vented Infusion Set consists of soft medical grade kink proof poly vinyl chloride tube. Non Vented Infusion Set also has flow regulating clamp engineered for smooth adjustment of flow rate as well as stable drop count.